1、The kit contains a variety of screwdriver bits such as cross, slot, star and hex, suitable for different types of screw tightening. 2、These screwdriver bits are made of 45# steel material, which has high hardness after heat treatment and is not easy to deform. 3、The screwdriver handle is made of PP material, which is non‑slip and abrasion resistant, and it is safer without slipping during use. 4、The handle can be equipped with various screwdriver bits, which is convenient to install and disassemble and easy to replace. 5、Commonly used in communication tool maintenance, electronic tool maintenance, fine instrument maintenance, etc. 1 x Handle30 x Screwdriver Bit1 x Hex Wrench1 x Storage Box Item Type: Screwdriver SetMaterial: 45# steel, ppModel: 8210 45# 32PCSSet Type: Slot, cross and other screwdriver setsStorage Box Size: Approx. 125 x 75 x 34mm / 4.9 x 3 x 1.3inHandle Size: Approx. 102 x 20mm / 4 x 0.8inWrench Length: Approx. 97mm / 3.8in30 Bit Specifications: PHOOO/PHOO/PHO/PH1/PH2/SL 1.5/SL 2.5/SL 3.0/SL 4.0/T4/T5/T6/T8/T9/T10/Y 2.0/Y 3.0/Triangle 2.0/Tri-angle 2.3/H 1.5/H 2.0/H 2.5/H 3.0/H 3.5/H4/U 2.3/Pentalobe 0.8/Pentalobe 1.2/Pentalobe 2.0in